While does not appear to be a widely known commercial software package, it is a RAR archive file . Based on the file extension, 1. Identify the Source
Unlike .zip files, Windows does not always open .rar files natively. You will need a third-party archiver: BE18v.rar
WinRAR archiver, a powerful tool to process RAR and ZIP files While does not appear to be a widely
: Always scan the file with an updated antivirus tool like Avast or Windows Defender before extraction . BE18v.rar